KeepAlivePlugin = Class.extend({
	init: function()	{
		this.name = "KeepAlivePlugin";
	},
	
	onBegin: function()	{
		this.onKeepAlive();
		this.startInterval(15*60*1000, this.onKeepAlive);
	},

	onKeepAlive: function()	{
		this.onAjax('index', 'index', {}, 'GET', {});
	},
	
	onEnd: function()	{
		this.stopInterval();
	}
}).implement(PluginInterface).implement(IntervalTimerInterface).implement(AjaxInterface);